9(+-2)=4(t-15)

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Solution for 9(+-2)=4(t-15) equation: 



9(+-2)=4(t-15)

We move all terms to the left:

9(+-2)-(4(t-15))=0

We add all the numbers together, and all the variables

-(4(t-15))+9(-2)=0

We add all the numbers together, and all the variables

-(4(t-15))-18=0



We calculate terms in parentheses: -(4(t-15)), so:

4(t-15)

We multiply parentheses

4t-60

Back to the equation:

-(4t-60)



We get rid of parentheses

-4t+60-18=0

We add all the numbers together, and all the variables

-4t+42=0

We move all terms containing t to the left, all other terms to the right

-4t=-42

t=-42/-4

t=10+1/2

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